Microchip Technology ATSAM4LC4AA-MU Microcontrollers
IC MCU 32BIT 256KB FLASH 48QFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATSAM4LC4AA-MU
Base Model
Detailed Description
IC MCU 32BIT 256KB FLASH 48QFN
Package
48-VFQFN Exposed Pad
Lifecycle Status
Active
Datasheet
ATSAM4LC4AA-MU Datasheet
Quick Jump:
Technical Specifications
Microchip Technology ATSAM4LC4AA-MU Microcontrollers technical specifications.
General
RAM Size
32K x 8
RoHS
Yes
Number of Pins
48
Package / Case
48-VFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.68V ~ 3.6V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, DMA, I²S, LCD, POR, PWM, WDT
Number of I/O
27
Related Parts Comparison (ATSAM4LC4AA-MU vs ATSAM4LC4A vs ATSAM4LC4BA-AU vs ATSAM4LC4CA-AU)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Lifecycle Status | Active | In Production | Active | Active |
| Package / Case | 48-VFQFN Exposed Pad | -- | 64-TQFP | 100-TQFP |
| Operating Temperature | -40°C ~ 85°C (TA) | -- | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.68V ~ 3.6V | -- | 1.68V ~ 3.6V | 1.68V ~ 3.6V |
| Number of Pins | 48 | -- | 64 | 100 |
| Core Processor | ARM® Cortex®-M4 | -- | ARM® Cortex®-M4 | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core | -- | 32-Bit Single-Core | 32-Bit Single-Core |
| RAM Size | 32K x 8 | -- | 32K x 8 | 32K x 8 |
| RoHS | Yes | -- | Yes | Yes |
| Connectivity | I²C, IrDA, LINbus, SPI, UART/USART, USB | -- | I²C, IrDA, LINbus, SPI, UART/USART, USB | I²C, IrDA, LINbus, SPI, UART/USART, USB |
| CPU Type | Cortex-M4 | -- | Cortex-M4 | Cortex-M4 |
| Crypto Engine | Yes | -- | Yes | Yes |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
CY8C4148AZQ-S453Infineon TechnologiesSimilar FunctionalityInfineon
IC MCU 32BIT 256KB FLASH 100TQFP
MK22DX256VLF5NXP SemiconductorsNXP
IC MCU 32BIT 256KB FLASH 48LQFP
MK12DX256VLF5NXP SemiconductorsNXP
IC MCU 32BIT 256KB FLASH 48LQFP
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
